* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #0066CC;
    --secondary-blue: #4BA3D9;
    --dark-gray: #2C3E50;
    --light-gray: #6B6B6B;
    --bg-light: #F8F9FA;
    --white: #FFFFFF;
    --gradient: linear-gradient(135deg, #0066CC 0%, #4BA3D9 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

html {
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

/* Navigation */
nav {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
}

.logo-img {
    height: 45px;
    width: auto;
    object-fit: contain;
    max-width: 48px;
}

.logo span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Fallback for browsers that don't support logo image */
.logo-img:not([src]), 
.logo-img[src=""] {
    display: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-blue);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark-gray);
    margin: 2px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(0,102,204,0.05) 0%, rgba(75,163,217,0.05) 100%);
    padding: 5rem 0;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text h2 {
    font-size: 1.5rem;
    color: var(--light-gray);
    margin-bottom: 2rem;
    font-weight: 400;
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.tag {
    background: var(--white);
    border: 1px solid var(--secondary-blue);
    color: var(--primary-blue);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,102,204,0.3);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    object-fit: cover;
    aspect-ratio: 2/3;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-blue);
}

.stat-label {
    color: var(--light-gray);
    font-size: 0.9rem;
}

/* Services Section */
.services {
    padding: 5rem 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

.section-header p {
    color: var(--light-gray);
    font-size: 1.1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 10px;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.service-card:hover {
    border-color: var(--secondary-blue);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,102,204,0.1);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--white);
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

.service-card ul {
    list-style: none;
    color: var(--light-gray);
}

.service-card li:before {
    content: "✓ ";
    color: var(--secondary-blue);
    font-weight: bold;
}

/* About Section */
.about {
    padding: 5rem 0;
    background: var(--bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.about-image {
    position: sticky;
    top: 100px;
}

.about-image img {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    object-fit: cover;
    aspect-ratio: 2/3;
}

.about-text h3 {
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
    font-size: 1.8rem;
}

.about-text h4 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
    font-size: 1.3rem;
    font-weight: 600;
}

.about-text p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    color: var(--dark-gray);
}

.about-text p:last-child {
    margin-bottom: 0;
}

.timeline {
    position: relative;
    padding-left: 2rem;
    display: none;
}

.timeline:before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient);
}

.timeline-item {
    position: relative;
    padding-bottom: 2rem;
}

.timeline-item:before {
    content: "";
    position: absolute;
    left: -2.4rem;
    top: 0;
    width: 10px;
    height: 10px;
    background: var(--primary-blue);
    border-radius: 50%;
    border: 2px solid var(--white);
}

/* Clients Section */
.clients {
    padding: 5rem 0;
    background: var(--white);
}

.client-logos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 10px;
    height: 100px;
    transition: all 0.3s;
}

.client-logo:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Reviews Section */
.reviews {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(0,102,204,0.05) 0%, rgba(75,163,217,0.05) 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.review-stars {
    color: #FFD700;
    margin-bottom: 1rem;
}

.review-text {
    color: var(--dark-gray);
    margin-bottom: 1rem;
    font-style: italic;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: bold;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: var(--gradient);
    color: var(--white);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-section .btn {
    background: var(--white);
    color: var(--primary-blue);
}

.cta-section .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255,255,255,0.3);
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 2rem auto 0;
    text-align: left;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 1rem;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 5px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    font-size: 1rem;
    transition: all 0.3s;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(255,255,255,0.7);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--white);
    background: rgba(255,255,255,0.2);
}

.contact-form select {
    cursor: pointer;
}

.contact-form select option {
    background: var(--dark-gray);
    color: var(--white);
}

.contact-form button {
    margin: 1rem auto 0;
    padding: 1rem 2rem;
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-status.success {
    background: rgba(0,255,0,0.2);
    border: 2px solid rgba(0,255,0,0.5);
    color: #00ff00;
    display: block;
}

.form-status.error {
    background: rgba(255,0,0,0.2);
    border: 2px solid rgba(255,0,0,0.5);
    color: #ff4444;
    display: block;
}

/* Footer */
footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: all 0.3s;
    text-decoration: none;
}

.social-links a:hover {
    background: var(--primary-blue);
}

.footer-links h4 {
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--secondary-blue);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1rem;
    text-align: center;
    color: rgba(255,255,255,0.5);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        gap: 1rem;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .logo-img {
        height: 35px;
        max-width: 38px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-image img {
        max-width: 300px;
        margin: 0 auto;
        display: block;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        position: static !important;
        top: auto !important;
        order: -1;
        margin-bottom: 2rem;
    }
    
    .about-image img {
        max-width: 300px;
        margin: 0 auto;
        display: block;
    }
    
    .about-text h3 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
        text-align: center;
    }
    
    .about-text h4 {
        font-size: 1.2rem;
        margin-top: 2.5rem;
        margin-bottom: 1.5rem;
        text-align: left;
    }
    
    .about-text p {
        margin-bottom: 2rem;
        line-height: 1.8;
        font-size: 1rem;
        text-align: left;
    }
    
    .about-text p strong {
        display: block;
        margin-bottom: 0.5rem;
        font-size: 1.1rem;
    }
    
    .container {
        padding: 0 15px;
        max-width: 100%;
    }
    
    .nav-container {
        padding: 1rem 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}